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Revision as of 19:14, 2 April 2009
, 19:14, 2 April 2009→The Signs for Multiplication (cont.)
<p>(Peirce, CP 3.71–72).</p>
<p>(Peirce, CP 3.71–72).</p>
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===Comment : Proto-Graphical Syntax===
It is clear from our last excerpt that Peirce is already on the verge of a graphical syntax for the logic of relatives. Indeed, it seems likely that he had already reached this point in his own thinking.
It is clear from our last excerpt that Peirce is already on the verge of a graphical syntax for the logic of relatives. Indeed, it seems likely that he had already reached this point in his own thinking.
For instance, it seems quite impossible to read his last variation on the theme of a "giver of a horse to a lover of a woman" without drawing lines of identity to connect up the corresponding marks of reference, like this:
For instance, it seems quite impossible to read his last variation on the theme of a "giver of a horse to a lover of a woman" without drawing lines of identity to connect up the corresponding marks of reference, like this:
{| align="center" cellspacing="6" width="90%"
| align="center" |
<pre>
<pre>
o---------------------------------------o
o---------------------------------------o
| |
| |
| @ || |
| ! # |
| / \ / \ |
| / \ / \ |
| o o o o |
| o o o o |
| `g`_@# @'l'_|| ||w #h |
| `g`_!@ !'l'_# #w @h |
| o o |
| o o |
| \______________/ |
| \_____________/ |
| # |
| @ |
| |
| |
o---------------------------------------o
o---------------------------------------o
Giver of a Horse to a Lover of a Woman
Giver of a Horse to a Lover of a Woman
</pre>
</pre>
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==Selection 8==
==Selection 8==
